ATE207224T1 - Datenträger zum kontaktlosen empfangen von amplitudenmodulierten signalen - Google Patents

Datenträger zum kontaktlosen empfangen von amplitudenmodulierten signalen

Info

Publication number
ATE207224T1
ATE207224T1 AT98103736T AT98103736T ATE207224T1 AT E207224 T1 ATE207224 T1 AT E207224T1 AT 98103736 T AT98103736 T AT 98103736T AT 98103736 T AT98103736 T AT 98103736T AT E207224 T1 ATE207224 T1 AT E207224T1
Authority
AT
Austria
Prior art keywords
circuit
modulated signals
data carrier
amplitude modulated
coil
Prior art date
Application number
AT98103736T
Other languages
English (en)
Inventor
Robert Reiner
Doris Schmitt-Landsiedel
Volker Dr Guengerich
Gerhard Dr Schraud
Original Assignee
Infineon Technologies Ag
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Infineon Technologies Ag filed Critical Infineon Technologies Ag
Application granted granted Critical
Publication of ATE207224T1 publication Critical patent/ATE207224T1/de

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K19/00—Record carriers for use with machines and with at least a part designed to carry digital markings
    • G06K19/06—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code
    • G06K19/067—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components
    • G06K19/07—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components with integrated circuit chips
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K19/00—Record carriers for use with machines and with at least a part designed to carry digital markings
    • G06K19/06—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code
    • G06K19/067—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components
    • G06K19/07—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components with integrated circuit chips
    • G06K19/0723—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components with integrated circuit chips the record carrier comprising an arrangement for non-contact communication, e.g. wireless communication circuits on transponder cards, non-contact smart cards or RFIDs

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Near-Field Transmission Systems (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
AT98103736T 1998-03-03 1998-03-03 Datenträger zum kontaktlosen empfangen von amplitudenmodulierten signalen ATE207224T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP98103736A EP0940769B1 (de) 1998-03-03 1998-03-03 Datenträger zum kontaktlosen Empfangen von amplitudenmodulierten Signalen

Publications (1)

Publication Number Publication Date
ATE207224T1 true ATE207224T1 (de) 2001-11-15

Family

ID=8231519

Family Applications (1)

Application Number Title Priority Date Filing Date
AT98103736T ATE207224T1 (de) 1998-03-03 1998-03-03 Datenträger zum kontaktlosen empfangen von amplitudenmodulierten signalen

Country Status (13)

Country Link
US (1) US6323728B1 (de)
EP (1) EP0940769B1 (de)
JP (1) JP2002506259A (de)
KR (1) KR100485398B1 (de)
CN (1) CN1222907C (de)
AT (1) ATE207224T1 (de)
BR (1) BR9908478A (de)
DE (1) DE59801757D1 (de)
ES (1) ES2166114T3 (de)
MX (1) MXPA00008613A (de)
RU (1) RU2234129C2 (de)
UA (1) UA57828C2 (de)
WO (1) WO1999045499A1 (de)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0953936B1 (de) * 1998-02-17 2001-05-09 Infineon Technologies AG Datenträger sowohl für den kontaktlosen als auch den kontaktbehafteten Betrieb
EP1101192B1 (de) * 1998-07-29 2002-05-29 Infineon Technologies AG Datenträger mit regelung der leistungsaufnahme
DE19938998B4 (de) * 1999-08-17 2008-01-17 Infineon Technologies Ag Verfahren zum Betreiben von Chipkarten
FR2800530B1 (fr) * 1999-10-28 2002-03-22 A S K Dispositif de demodulation d'un signal module en amplitude
JP3860795B2 (ja) 2001-04-04 2006-12-20 インフィネオン テクノロジーズ アクチエンゲゼルシャフト ローレベルとハイレベルとの間の振幅の交互変化によって（ａｓｋ）変調される電圧を復調するための回路配置
DE10116747B4 (de) * 2001-04-04 2006-01-26 Infineon Technologies Ag Schaltungsanordnung zur Demodulation einer durch Wechsel der Amplitude zwischen einem niedrigen und einem hohen Pegel (ASK-) modulierten Spannung
US7113547B2 (en) * 2001-08-24 2006-09-26 Matsushita Electric Industrial Co., Ltd. Data communication system, controller device and data communication method
FR2854288B1 (fr) * 2003-04-23 2005-05-27 Commissariat Energie Atomique Dispositif d'emission-reception rf
DE102004014203B4 (de) * 2004-03-23 2006-02-02 Infineon Technologies Ag Kontaktloser Datenträger mit Stromdemodulation
WO2006038314A1 (ja) * 2004-09-30 2006-04-13 Fujitsu Limited 信号抽出回路および非接触ｉｃカード
JP4778524B2 (ja) * 2005-11-30 2011-09-21 富士通株式会社 復調回路
WO2007063589A1 (ja) 2005-11-30 2007-06-07 Fujitsu Limited 信号抽出回路
JP5137545B2 (ja) * 2006-12-25 2013-02-06 株式会社半導体エネルギー研究所 半導体装置及びその駆動方法
JP5191719B2 (ja) * 2007-10-31 2013-05-08 株式会社日立製作所 無線ｉｃタグシステムおよび無線ｉｃタグ動作方法
GB0722516D0 (en) * 2007-11-15 2007-12-27 Innovision Res & Tech Plc Near field communication devices
US9130407B2 (en) 2008-05-13 2015-09-08 Qualcomm Incorporated Signaling charging in wireless power environment
US9312924B2 (en) 2009-02-10 2016-04-12 Qualcomm Incorporated Systems and methods relating to multi-dimensional wireless charging
US20100201312A1 (en) 2009-02-10 2010-08-12 Qualcomm Incorporated Wireless power transfer for portable enclosures
EP2493540B1 (de) 2009-10-28 2016-04-20 Koninklijke Philips N.V. Druckunterstützungssystem mit induktiver rohrleitung
DE102011084485A1 (de) * 2011-10-14 2013-04-18 Robert Bosch Gmbh Vorrichtung und Verfahren zur induktiven Übertragung von elektrischer Energie
DE102012102007A1 (de) * 2012-03-09 2013-09-12 Infineon Technologies Ag Leistungsversorgungsvorrichtung zum Liefern einer Spannung aus einem elektromagnetischen Feld
DE102013104142B4 (de) * 2013-04-24 2023-06-15 Infineon Technologies Ag Chipkarte
KR101949954B1 (ko) * 2013-06-07 2019-02-19 삼성전자주식회사 고효율 에너지 주입을 위한 무선 전력 전송 장치

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2198014A (en) * 1986-11-14 1988-06-02 British Broadcasting Corp Information transfer system
US5495241A (en) * 1991-01-25 1996-02-27 Siemens Aktiengesellschaft Method for reducing power loss in devices for contactless data and energy transfer, and apparatus for performing the method
EP0525642B1 (de) * 1991-07-23 1999-10-06 Hitachi Maxell Ltd. Lese/Schreibsystem für Aufzeichnungsmedium und kontaktfreies IC-Karten-System
RU2071114C1 (ru) * 1993-04-23 1996-12-27 Всероссийский научно-исследовательский институт экспериментальной физики Способ идентификации личности (варианты)
US5630836A (en) * 1995-01-19 1997-05-20 Vascor, Inc. Transcutaneous energy and information transmission apparatus
FR2751148B1 (fr) * 1996-07-12 1998-09-18 Inside Technologies Demodulateur d'un signal alternatif module en amplitude recu dans une bobine par induction electromagnetique
US6134275A (en) * 1996-08-23 2000-10-17 Siemens Aktiengesellschaft Method for transmitting data between a terminal and a portable data carrier over a wireless electromagnetic transmission link
US6173899B1 (en) * 1998-04-03 2001-01-16 Alexander Rozin Method and system for contactless energy transmission and data exchange between a terminal and IC card

Also Published As

Publication number Publication date
DE59801757D1 (de) 2001-11-22
BR9908478A (pt) 2000-12-05
ES2166114T3 (es) 2002-04-01
WO1999045499A1 (de) 1999-09-10
EP0940769A1 (de) 1999-09-08
KR100485398B1 (ko) 2005-04-27
CN1292906A (zh) 2001-04-25
US6323728B1 (en) 2001-11-27
CN1222907C (zh) 2005-10-12
RU2234129C2 (ru) 2004-08-10
JP2002506259A (ja) 2002-02-26
MXPA00008613A (es) 2003-08-01
KR20010041512A (ko) 2001-05-25
UA57828C2 (uk) 2003-07-15
EP0940769B1 (de) 2001-10-17

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Legal Events

Date Code Title Description
REN Ceased due to non-payment of the annual fee